vidioc_s_cropstatic int vpfe_s_crop(struct file *file, void *priv, struct v4l2_crop *crop) { struct vpfe_device *vpfe_dev = video_drvdata(file); int ret = 0, max_height, max_width; v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_s_crop\n");...
在树莓派上运行在windows上正确的程序, 报错: HIGHGUI ERROR: V4L/V4L2: VIDIOC_S_CROP OpenCV Error: Assertion failed (size.width>0&& size.height>0)inimshow, file /home/pi/Documents/opencv-2.4.13/modules/highgui/src/window.cpp, line261terminate called after throwing an instance of'cv::Exception...
调用视频抓取的时候,有时会出现 HIGHGUI ERROR: V4L/V4L2: VIDIOC_S_CROP 方法 1. 安装 依赖库 (有人说只需要libv4l-dev ,没有试过) sudo apt-get install libv4l-dev sudo apt-get install v4l2ucp sudo apt-get install v4l-utils 2. 重新编译OPENCV cd build cmake .. make sudo make install _...
先实现脱离vscode，使用shell的远程显示 shell的远程显示：Windows Xming +Xshell 实现远程 linux gui ...